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Phoenix Contact 1786909 Printed-circuit board connector

The PHOENIX CONTACT MSTB 2,5/ 9-STF printed-circuit board connector is a robust and reliable solution for connecting wires in industrial automation, control systems, and power distribution applications. It offers a 5mm pitch and utilizes a screw connection with a tension sleeve to ensure secure and durable connections. The connector supports a nominal current of 12A and a rated voltage of 320V, making it suitable for a wide range of power and signal transmission needs. Individual position coding is possible by inserting coding profiles, enhancing system reliability. Its compact design and ease of use make it a preferred choice for engineers and technicians.

Authorized Distributors
Source:DigiKey
Part No:1786909
Stock:69
Inv Date:05-28-2026
Price: Unit price: $10.16
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Part No:1786909
Stock:0
Inv Date:05-29-2026
Price: Unit price: $10.15
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Part No:1786909
Stock:0
Inv Date:05-28-2026
Price: Unit price: $13.66
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Part No:1786909
Stock:44
Inv Date:05-28-2026
Price: Unit price: $8.27
Buy/RFQ:
Part No:1786909
Stock:44
Inv Date:05-28-2026
Price: Unit price: $8.27
Buy/RFQ:

Phoenix Contact 1786909 Printed-circuit board connector Specifications:

  • Nominal current: 12 A
  • Rated voltage (III/2): 320 V
  • Number of positions: 9
  • Pitch: 5 mm
  • Connection method: Screw connection with tension sleeve
  • Color: green
  • Contact surface: Tin
  • Plug-in direction: Parallel to the conductor axis
  • Standard plug-in system: For 320 V (III/2)
  • Insulating material group: I
  • Flammability rating according to UL 94: V0
  • Stripping length: 7 mm
  • Screw thread: M3
  • Tightening torque, min: 0.5 Nm
  • Tightening torque max: 0.6 Nm
  • Conductor cross section solid min.: 0.2 mm²
  • Conductor cross section solid max.: 2.5 mm²
  • Conductor cross section flexible min.: 0.2 mm²
  • Conductor cross section flexible max.: 2.5 mm²
  • Conductor cross section AWG min.: 24
  • Conductor cross section AWG max.: 12
  • Rated surge voltage (III/3): 4 kV
  • Rated surge voltage (III/2): 4 kV
  • Rated surge voltage (II/2): 4 kV
  • Rated voltage (III/3): 250 V
  • Rated voltage (II/2): 630 V
  • Maximum load current: 12 A (with a 2.5 mm² conductor cross section)

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Frequently Asked Questions

Where can I buy Phoenix Contact 1786909?

You can click on the BUY or RFQ button to purchase 1786909 from an authorized Phoenix Contact distributor.

How do I troubleshoot issues or seek technical support for part 1786909?

You can download the 1786909 datasheet or visit the Phoenix Contact website for support.

Who is the manufacturer of 1786909?

Phoenix Contact

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